Step-by-step explanation:
2x^2+1=3
2x^2=2
x^2=1
square root both sides
x = +1, -1
since qtesting is asking for a positive value,
x=1
Answer:
x = 1
Step-by-step explanation:
2x² + 1 = 3
2x² = 2
x² = 1
x = 1, -1
However, we only want the positive value so the answer is 1
